hana/test/string/contains.cpp
2017-01-07 14:14:18 -08:00

33 lines
900 B
C++

// Copyright Louis Dionne 2013-2017
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
#include <boost/hana/assert.hpp>
#include <boost/hana/contains.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/not.hpp>
#include <boost/hana/string.hpp>
namespace hana = boost::hana;
struct invalid { };
int main() {
BOOST_HANA_CONSTANT_CHECK(hana::contains(
BOOST_HANA_STRING("abcd"),
hana::char_c<'a'>
));
BOOST_HANA_CONSTANT_CHECK(hana::contains(
BOOST_HANA_STRING("abcd"),
hana::char_c<'c'>
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::contains(
BOOST_HANA_STRING("abcd"),
hana::char_c<'e'>
)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::contains(
BOOST_HANA_STRING("abcd"),
invalid{}
)));
}